#!/bin/bash

SUM=0

for ((i=1;i<=100;i++))
do
	SUM=$[$SUM+$i]
done

echo "和为$SUM"

for item in aa bb cc
do
	echo "item=$item"
done


# for item in $*
# for item in $@
# for item in "$*"   # 不能遍历
for item in "$@"
do
	echo "参数=$item"
done

